Home / 61,931.54-85,462.66-35,074.24

Finding the Fourth Proportional to 61,931.54, 85,462.66 and 35,074.24

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Solution

The fourth proportional to 61,931.54, 85,462.66 and 35,074.24 is: 48,400.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,931.54 : 85,462.66 = 35,074.24 : x
  2. Step 2: Convert to fraction form
    61,931.54/85,462.66 = 35,074.24/x
  3. Step 3: Cross multiply
    61,931.54x = 85,462.66 × 35,074.24
  4. Step 4: Simplify right side
    61,931.54x = 2,997,537,847.88
  5. Step 5: Solve for x
    x = 2,997,537,847.88/61,931.54
  6. Step 6: Final answer
    x = 48,400.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.